[quote=引用 1 楼 ky_min 的回复:] 这个是全外连接SELECT ISNULL(A.UserID,B.UserID)UserID ,A.InScore ,B.OutScore FROM A FULL JOIN B ON A.UserID=B.UserID
SELECT ISNULL(A.UserID,B.UserID)UserID ,A.InScore ,B.OutScore FROM A FULL JOIN B ON A.UserID=B.UserID
这个是全外连接SELECT ISNULL(A.UserID,B.UserID)UserID ,A.InScore ,B.OutScore FROM A FULL JOIN B ON A.UserID=B.UserID
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